KR20100003616A - Cutting machine - Google Patents

Abstract

PURPOSE: A cutting machine is provided to improve work environment by collecting the chips of the workpieces and to cut the workpieces safely with desired size. CONSTITUTION: A cutting machine comprises a frame(100), a fixing part(410), a cutting part(300), and transport parts(210,250). A workpiece is placed on the upper part of the frame. The fixing part supports the workpiece to fix the workpiece. The cutting part couples the workpieces to be moved to both sides of the frame in order to cut the workpieces. The transport part transports the workpiece to the cutting part in order to control the cut length of the workpiece.

Description

Cutting Machine

The present invention relates to a cutting device. More specifically, the present invention relates to a cutting device capable of cutting a workpiece in a rectangular shape in a width direction or a length direction.

When cutting a member such as a joint filler or a single leg used in installing an IP (Insulation Panel) of a cargo hold of a LNGC (Liquefied Natural Gas Carrier), a cutting device may be used.

The cutting device may include a shelf on which the raw material is placed, a circular saw blade partially exposed on the shelf, a guide tool for guiding the transfer of the raw material adjacent to the circular saw blade, and a motor for rotating the circular saw blade. In order to cut the raw material, the worker transported the raw material directly along the circular saw blade and guide tool exposed on the lathe, and performed the cutting operation.

In this case, since the circular saw blade is exposed to the outside as it is, the cutting device had many problems for worker safety. In addition, in order to cut a raw material to a desired size, the worker has a difficulty in actually measuring and processing the raw material every time. In addition, in the process of cutting the raw material to the debris of the raw material was provided to provide a cause of the poor working environment.

It is an object of the present invention to provide a cutting device capable of safely cutting a workpiece to a desired size.

In addition, another object of the present invention is to provide a cutting device that can improve the working environment by collecting a chip (chip) of the workpiece that can occur during cutting work.

According to an aspect of the present invention, a device for cutting a workpiece, a frame on which the workpiece is placed, a fixing part for supporting the workpiece so that the workpiece is fixed, and to both sides of the frame so that the workpiece can be cut A cutting device is provided that includes a cutting portion that is movably coupled and a transfer portion for transferring the workpiece to the cutting portion side so as to adjust the cutting length of the workpiece.

Here, the cutting part is spaced apart from the base so that the base movably coupled to the frame, the circular saw blade movably coupled to the base, the cutting drive for driving the circular saw blade and the circular saw blade is exposed to the upper side of the frame. It may include a pneumatic cylinder, wherein the rotating shaft of the circular saw blade is supported by a support member hinged to the base, the pneumatic cylinder may be coupled to one side of the support member so that the support member is rotatable. And, the cutting device may further include a cover for covering the upper side of the circular saw blade on both sides of the fixing portion and a dust collector coupled to the cover to suck the chip (chip) of the workpiece, the cutting portion to cover the lower side of the circular saw blade It includes a housing and the housing may be coupled to the dust collector for sucking the chip of the workpiece. At this time, the fixing portion is formed with an opposing surface facing the cutting portion, the opposite surface may be formed in the direction of movement of the cutting portion to accommodate the circular saw blade.

On the other hand, the transfer unit may include a support that is coupled to the frame to be movable orthogonal to the moving direction of the cutting portion to support one side of the workpiece, and a transfer drive for moving the support. Then, the conveying part transfers the workpiece from one side of the frame to the cutting part side so that the workpiece is transferred in a direction orthogonal to the moving direction of the cutting part; It may include a second transfer unit.

The fixing part may include a first fixing part which is disposed in the moving direction of the cutting part in correspondence with the first conveying part, and a second fixing part which is arranged to be orthogonal to the moving direction of the cutting part in correspondence with the second conveying part. In this case, the fixing part may include a plurality of press tools for pressing the workpiece, respectively.

According to the present invention, the worker can safely work on the desired size, and the work environment can be improved by collecting the chips of the work that can occur during cutting work.

The features and advantages of the present invention will become apparent from the following drawings and detailed description of the invention.

Hereinafter, an embodiment of a cutting device according to the present invention will be described in detail with reference to the accompanying drawings, in the description with reference to the accompanying drawings, the same or corresponding components are given the same reference numerals and duplicate description thereof. Will be omitted.

1 is a perspective view showing a cutting device 1000 according to an embodiment of the present invention. As shown in FIG. 1, the cutting device 1000 according to the present embodiment is a device for cutting the workpieces X and Y, and a frame 100 on which the workpieces X and Y are placed. , The fixing portions 410 and 450 for supporting the workpieces X and Y (arrows C and D) so that the workpieces X and Y are fixed, and the frame X and Y to be able to cut the workpieces X and Y. The workpiece (X, Y) is cut (300) side (arrow) so that the cutting portions 300 and the cutting lengths of the workpieces (X, Y) that are movably coupled to both sides (arrow E direction) of 100 are adjustable. A, B direction) includes a transfer unit (210, 250) for transferring. The cutting device 1000 which consists of such a structure can cut | disconnect the to-be-processed object X, Y to a desired size safely.

Cutting device 1000 is a device for cutting the workpiece (X, Y), can be processed by cutting to a predetermined length in accordance with the drive of the transfer unit (210, 250). Work piece (X, Y) is determined according to the cutting performance of the circular saw blade 310, for example, joint filler or single leg used in the installation of IP (Insulation Panel) of cargo hold of LNGC (Liquefied Natural Gas Carrier) and It may be the same member.

2 is a plan view showing a part of the cutting device 1000 according to an embodiment of the present invention, Figure 3 is a side view showing a part of the cutting device 1000 according to an embodiment of the present invention, Figure 4 A front view showing a part of the cutting device 1000 according to an embodiment of the present invention. 2 to 4 omit some of the configuration of the cutting device of the present embodiment in order to explain the embodiment of the present invention. In addition, in order to facilitate the description of the cutting device 1000, a plurality of workpieces (X, Y) are shown, but the cutting process may be performed for each workpiece. Hereinafter, the cutting device 1000 according to the present embodiment will be described with reference to FIGS. 2 to 4.

In the frame 100, the workpieces X and Y are placed on the upper side. Frame 100 is a support that can be combined to constitute a cutting device 1000. On the upper side of the frame 100 is formed a flat support surface 116 so that the workpiece (X, Y) can be placed. The support surface 116 is formed with a through hole 333 extending in the moving direction (arrow E direction) of the cutting portion 300 so that the circular saw blade 310 can be exposed upward.

A roller 112 and a level foot 114 are coupled to the lower side of the frame 100 so as to move or fix the cutting device 1000. The level foot 114 is screwed with the lower side of the frame 100, it is possible to adjust the installation height of the cutting device (1000).

In addition, the roller 112 can facilitate the movement of the cutting device 1000.

As shown in FIG. 2 or FIG. 4, the cut part 300 is movably coupled to both sides (arrow E direction) of the frame 100 so that the workpieces X and Y can be cut. The cutting part 300 includes a base 326 movably coupled to the frame 100 and a driving driver 370 to move the base 326.

The moving block 334 is coupled to the lower side of the base 326. The movement block 334 is engaged with the guide rail 335 coupled to the frame 100 to guide the movement of the base 326. The driving drive unit 370 is a chain 354, 362 coupled to the driving motor 350, the chain gears 352, 360, and 364 and the chain gears 352, 360 and 364 that transmit the driving force of the driving motor 350. ).

The cutting device 1000 may include a controller (not shown) for controlling the operation of each component. The driving motor 350 is electrically coupled to the control unit, and its operation may be controlled.

The driving motor 350 is coupled to one side of the frame 100. When the driving motor 350 is driven, the first chain 354 is driven, thereby driving the chain shaft 358 coupled to the first chain 354. The chain shaft 358 driven as described above drives the second chain gear 360 and the second chain 362, and the base 326 fixed to the second chain 362 by the coupler 330 is The guide rail 335 may move to both sides (the arrow E direction) of the frame 100.

2 to 4, the cutting part 300 includes a support member 324 hinged to one side of the base 326, and a circular saw blade 310 rotatably coupled to the other side of the support member 324. First pneumatic separation of the other side of the support member 324 from the base 326 so that the cutting drive 320 and the circular saw blade 310 for driving the circular saw blade 310 is exposed to the upper side of the frame 100 Cylinder 328.

The support member 324 is rotated about the hinge shaft 322. The cutting driver 320 includes a cutting motor 312, pulleys 314 and 318, and a belt 316. Cutting motor 312 is coupled to the hinge shaft 322 side of the support member 324. The pulley 314 is coupled to the drive shaft of the cutting motor 312.

Circular saw blade 310 is rotatably coupled to the opposite side of the cutting motor 312 of the support member 324. The pulley 318 is also coupled to the rotating shaft of the circular saw blade 310, the pulley of the cutting motor 312 and the pulley 318 of the circular saw blade 310 is coupled to the belt 316. Therefore, when the cutting motor 312 is driven, the circular saw blade 310 is driven. The cutting motor 312 is electrically connected to the control unit, and its operation may be controlled by the control unit.

The first pneumatic cylinder 328 is coupled to the side where the circular saw blade 310 of the support member 324 is coupled. One end of the first pneumatic cylinder 328 is coupled to the other side of the support member 324, that is, the side to which the circular saw blade 310 is coupled, and the other end is coupled to the base 326. When the first pneumatic cylinder 328 is extended or contracted, the support member 324 is rotated around the hinge shaft 322, the circular saw blade 310 may be raised or lowered.

The first pneumatic cylinder 328 may raise the circular saw blade 310 to be able to cut the workpiece (X, Y). The thickness of the workpiece (X, Y) can be changed, the first pneumatic cylinder is circular saw blade (310) to expose the circular saw blade 310 to the upper side of the frame 100 or more than the thickness of the workpiece (X, Y) 310 may be raised.

The cutting device 1000 may include a compressor (not shown) capable of supplying compressed air to the first pneumatic cylinder 328, and the controller may control supply of compressed air to the first pneumatic cylinder 328. . Circular saw blade 310 is raised only during the cutting operation to the first pneumatic cylinder 328, it is exposed to the upper side of the frame 100, it is possible to minimize the risk of the operator due to the exposure of the circular saw blade (310). .

According to an embodiment of the present invention, when the cutting part 300 is to be cut, the circular saw blade 310 is moved to both sides (arrow E direction) of the frame 100 in a raised state, and the cutting operation may be performed. Can be. On the other hand, the pneumatic cylinder can be replaced by various types of actuator (actuator), for example, can implement a linear motion.

On the other hand, the cut portion 300 includes a housing 332 that covers the lower side of the circular saw blade 310. The housing 332 is rotatably coupled to the support member 324 while covering the circular saw blade 310. When the circular saw blade 310 is raised, the housing 332 may be in close contact with the upper lower portion of the frame 100 to collect chips of the workpieces X and Y generated during the cutting operation. The housing 332 is coupled through a dust collector (not shown), a hose (not shown), and the like, and the dust collector collects chips through the housing 332. Therefore, the work environment can be improved by preventing the debris of the workpieces X and Y from scattering in the workplace.

The conveying section is a component for conveying the workpieces X and Y to the cut section 300 side (arrows A and B directions) so that the cutting lengths of the workpieces X and Y can be adjusted. The transfer part includes a first transfer part 210 and a second transfer part 250.

As shown in FIG. 2, the first transfer part 210 is coupled to the center of one side of the frame 100 and the workpiece X is transferred in a direction orthogonal to the moving direction of the cutting part 300. (X) is transferred from one side of the frame 100 to the other side. Therefore, the moving direction of the circular saw blade 310 and the transfer direction of the workpiece X are orthogonal, and after the workpiece X is cut by the circular saw blade 310, one side of the workpiece X is set by a predetermined distance. In order to be transferred to the other side, to cut the workpiece (X) to a predetermined length.

The first transfer unit 210 moves the support 212 and the support 212 to the frame 100 so as to support one side of the workpiece X so as to be movable to be orthogonal to the moving direction of the cutting unit 300. The feed drive 230 is included. The first transfer part 210 may be used when cutting the wide rectangular workpiece X in the width direction, and the support 212 moves the cut part 300 to easily support one side of the workpiece X. It may have a form extending in the direction.

As shown in FIG. 3, the transfer driver 230 includes a transfer motor 214, pulleys 216 and 218, a belt 228, a ball screw 220, a guide rail 234, and a moving block 226). The transfer motor 214 is formed of a servo-motor, which enables accurate position control and dimensional movement of the support 212. The servomotor is electrically connected to the control unit so that its operation can be controlled by the control unit.

The first pulley 216 is coupled to the drive shaft of the transfer motor 214, and the first pulley 216 is coupled to the second pulley 218 by the belt 228. The second pulley 218 is coupled to one end of the ball screw 220. At this time, the tension roller (tension roller, 232) presses one side of the belt 228, so that the belt 228 to maintain a constant tension.

Both sides of the ball screw 220 is rotatably coupled to the frame 100 by the support 224. The moving block 226 is screwed to the ball screw 220, and a ball is interposed between the moving block 226 and the ball screw 220 to facilitate the movement of the moving block 226. . The moving block 226 slides one side of the guide rail 234, and its behavior is guided.

When the transfer motor 214 is driven, the driving force is transmitted to the ball screw 220 by the belt 228 and the pulleys 216 and 218, thereby moving the moving block 226. The movable block 226 is coupled to the support 212, and the support 212 may transfer the workpiece X from one side of the frame 100 to the other side.

The operation of the transfer motor 214 is controlled by the control unit. When the cutting unit 300 moves both sides (arrow E direction) of the frame 100 and the cutting operation is completed, the control unit operates the first transfer unit 210 to transfer the workpiece X by a predetermined distance. The worker can cut the workpiece X to a desired length.

The second transfer part 250 transfers the workpiece Y from one side of the other to the other side of the frame 100. As shown in FIG. 2, the second transfer part 250 is positioned at the other end of the first transfer part 210 around the cut part 300 and at the end of the movement path of the cut part 300.

The second transfer part 250 is the same as the first transfer part 210, the support 252 is movably coupled to the frame 100 to move orthogonal to the moving direction of the cutting part 300 to support one side of the workpiece (Y). ) And a transfer driver 270 for moving the support 252. The coupling relationship between the support base 252 and the transfer driver 270 is the same as that of the first transfer unit 210.

However, the second transfer part 250 may be manufactured in the same structure as the first transfer part 210, but may be manufactured to allow the operator to manually move the support 252 without the transfer motor.

However, the width of the support 252 of the second transfer part 250 is narrower than that of the support 212 of the first transfer part 210. The second transfer unit 250 may easily cut the workpiece Y having a long bar shape by changing the shape of the first transfer unit 210 and its arrangement and the support 252. At this time, the cutting unit 300 may adjust the moving distance, shorten the working time and improve its efficiency.

The fixed part supports the workpieces X and Y so that the workpieces X and Y are fixed. The fixing part includes a first fixing part 410 and a second fixing part 450. The first fixing part 410 is disposed in the moving direction (arrow E direction) of the cutting part 300 corresponding to the first conveying part 210. That is, the first fixing part 410, and the transfer path of the workpiece (X) conveyed by the first transfer unit 210, so that the workpiece (X) is stably fixed while being cut by the cutting unit 300 It is disposed between the cut portion 300.

The first transfer part 210 may be used to cut the workpiece X having a wide rectangular shape. In this case, the first fixing part 410 may fix the workpiece X while the cutting of the workpiece X is in progress so that the cutting may be stably performed.

The first fixing part 410 includes three press tools 432, 434, and 436 arranged in the moving direction of the cutting part 300, and the workpiece X on the frame 100 side (arrow). And three second pneumatic cylinders 422, 424, and 426 respectively coupled to the three pressure ports 432, 434, and 436 to pressurize in the C and D directions. The pressing holes 432, 434, 436 and the second pneumatic cylinders 422, 424, 426 are supported by the support frame 120 coupled to the upper side of the frame 100.

Guide frame 442, 444, 446, 448, 449 is coupled to the support frame 120 for guiding the movement of the pressing holes (432, 434, 436). At this time, the number of the pressure port (432, 434, 436) and the second pneumatic cylinder (422, 424, 426) can be changed according to the size of the workpiece to be cut.

The fixing portion is formed with an opposing surface facing the cutting portion 300, the receiving surface is formed with a receiving groove 438 formed in the direction of movement of the cutting portion 300 to accommodate the circular saw blade 310, in this embodiment As shown in FIG. 3, a receiving groove 438 may be formed on a surface of the pressing holes 432, 434, and 436 facing the workpieces X and Y.

Receiving groove 438 is formed in the longitudinal direction along the movement path of the circular saw blade 310 during the cutting operation. Receiving groove 438 may prevent the circular saw blade 310 is exposed to the upper side of the workpiece (X) during the cutting operation to contribute to the prevention of safety accidents.

When cutting the workpiece (X, Y) longer than the length of the three pressing holes (432, 434, 436) all three pressing holes (432, 434, 436) is lowered to fix the workpiece (X, Y) If the cutting length is shorter than this, only one or two pressure ports can be lowered to fix the workpieces (X, Y).

Cutting device 1000 may include a compressor that can supply compressed air to the second pneumatic cylinder (422, 424, 426), the compressed air supplied to the second pneumatic cylinder (422, 424, 426) to the control unit Can be controlled.

The fixed part fixes the work piece X while the cutting part 300 is cutting, the cutting ends, and the pressing holes 432, 434, 436 while the first conveying part 210 transfers the work piece X. ) Can be raised and controlled by the control unit to facilitate the transfer of the workpiece (X).

As shown in FIG. 3, the second fixing part 450 is disposed to be orthogonal to the moving direction of the cutting part 300, corresponding to the second conveying part 250. That is, the second fixing part 450 may include the workpieces being transported by the second transfer part 250 so that the workpiece Y is stably fixed while the workpiece Y is cut by the cutting part 300 ( It is disposed between the conveyance path of Y) and the cut portion 300.

The second fixing part 450 is coupled to the two pressing holes 451 and 452 and the two pressing holes 451 and 452, respectively, so that the workpiece Y is pressed toward the frame 100 side (arrow D direction). And two second pneumatic cylinders 454 and 456. The second fixing part 450 may be used when cutting the bar-shaped workpiece Y, and the pressing holes 451 and 452 of the second fixing part 450 may cut the bar-shaped workpiece Y. It is disposed in the longitudinal direction orthogonal to the moving direction of the cut portion 300 to be easily fixed. In this manner, the number of the pressure ports 451 and 452 and the second pneumatic cylinders 454 and 456 to be used may be selectively determined according to the size of the workpiece Y.

As shown in FIG. 4, the frame 100 includes a cover 130 that covers the upper side of the circular saw blade 310 on both sides of the fixing part. The cover 130 is coupled to both sides of the cutting path 300 on the moving path, and may cover up to a part of the pressing holes 432 and 436 on both sides. The dust collecting unit is coupled through the cover 130 and a hose to suck the debris of the workpiece (X, Y).

The cover 130 may prevent the circular saw blade 310 from being exposed to the outside during the cutting operation while the circular saw blade 310 is exposed to the upper side of the frame 100, thereby contributing to the prevention of safety accidents. In addition, the dust collecting unit is coupled to the cover 130 to collect the debris of the workpiece (X, Y) can contribute to the improvement of the working environment.

5 is a front view showing the operation of the cutting device according to an embodiment of the present invention, Figure 6 is a partial enlarged view showing a portion P of Figure 3 to show the operation of the cutting device according to an embodiment of the present invention. . FIG. 5 is a diagram illustrating the cutting operation in the width direction by using the first transfer unit 210 and the first fixing unit 410 of the cutting device according to the present embodiment, and a part of the configuration is omitted and illustrated. FIG. 6 5 illustrates an enlarged view of the cut portion 300 of the P portion of the cutting device 1000 shown in FIG. 3 ascending and the first fixing portion 410 descending to explain the portion II of FIG. 5 during the cutting operation. .

The cutting device 1000 according to the present embodiment may be operated in various forms in consideration of the size and shape of the workpiece and the final cutting shape. Hereinafter, the first transfer unit 210 and the first fixing unit 410 will be described with reference to FIG. 5. An operation of cutting the workpiece X having a wide rectangular shape in the width direction by using a) will be described.

First, the worker arranges the workpiece X at a predetermined position on the upper side of the frame 100. The control unit operates the first fixing part 410 to lower the pressing holes 432, 434, and 436 to fix the workpiece X. The control unit may include an input unit for receiving a cutting dimension and the like, and an operator may input a cutting dimension and the like through the input unit.

Circular saw blade 310 of the cutting unit 300 is located below the frame 100 before the cutting process, the circular saw blade 310 is not exposed to the outside. The control unit operates the cutting drive 320 to rotate the circular saw blade 310, and operates to extend the first pneumatic cylinder 328, the circular saw blade 310 to raise the workpiece (X) to be cut. (I state in FIG. 5) Next, the control unit operates the driving drive unit 370 to perform cutting.

As shown in FIG. 6, while the cutting process is in progress (II state of FIG. 5), the circular saw blade 310 is accommodated in the receiving groove 438 of the pressing holes 432, 434, and 436 and is not exposed to the outside. You may not. At this time, the dust collecting part may collect the debris of the workpiece (X) through the housing 332 and the cover 130 of the circular saw blade 310. In addition, the circular saw blade 310 is raised, and before and after cutting, the circular saw blade 310 is covered by the cover 130 and is not exposed to the outside.

When the one-time cutting is completed, the control unit raises the pressing holes 432 and 434 436 of the fixing unit, and transfers the workpiece X to the cutting unit 300 by moving the first transfer unit 210 to the cutting unit 300 by the cutting dimension set by the operator. Let's do it. Next, the control unit lowers the pressing holes 432, 434, and 436 of the first fixing part 410 to fix the workpiece X, and operates the driving driver 370 to perform cutting. When the cutting operation is completed, the control unit operates the first pneumatic cylinder 328 to lower the circular saw blade 310, so that the circular saw blade 310 is not exposed to the outside. (III state of Fig. 5)

Next, the operation of the cutting device 1000 will be described by taking the operation of cutting the bar-shaped workpiece Y in the longitudinal direction using the second transfer part 250 and the second fixing part 450 as an example. In this case, except that the first transfer unit 210 and the first fixing unit 410 is operated by replacing the first transfer unit 210 and the first fixing unit 410. It may be the same as the cutting operation in the width direction described above. However, in the case of cutting in the longitudinal direction, one of the pressing holes 436 of the pressing holes 432, 434, and 436 of the first fixing part 410 may be used, or in some cases, the first fixing part 450. The workpiece Y can be fixed only by using it. In addition, the moving distance of the cutting unit 300 can be adjusted according to the width of the workpiece (Y), it can shorten the distance.

Although the above has been described with reference to embodiments of the present invention, those skilled in the art may variously modify the present invention without departing from the spirit and scope of the present invention as set forth in the claims below. And can be changed.

1 is a perspective view showing a cutting device according to an embodiment of the present invention.

2 is a plan view showing a portion of a cutting device according to an embodiment of the present invention.

Figure 3 is a side view showing a part of the cutting device according to an embodiment of the present invention.

Figure 4 is a front view showing a part of the cutting device according to an embodiment of the present invention.

5 is a front view showing the operation of the cutting device according to an embodiment of the present invention.

6 is a partially enlarged view showing a portion P of Figure 3 to show the operation of the cutting device according to an embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

100: frame 210: first transfer portion

250: second transfer portion 300: cutting portion

410: first fixing part 450: second fixing part

Claims (10)

As a device for cutting the workpiece, A frame on which the workpiece is placed; A fixing part which supports the workpiece so that the workpiece is fixed; Cutting parts coupled to the two sides of the frame to be movable to cut the workpiece; And Cutting unit for conveying the workpiece to the cutting portion side to be able to adjust the cutting length of the workpiece. The method of claim 1, The cut portion A base movably coupled to the frame; Circular saw blade coupled to the base to be movable up and down, Cutting drive unit for driving the circular saw blade and And a pneumatic cylinder for vertically moving the circular saw blade from the base so that the circular saw blade is exposed to the upper side of the frame. The method of claim 2, The rotating shaft of the circular saw blade is supported by a support member hinged to the base, The pneumatic cylinder is cutting device coupled to one side of the support member so that the support member is rotatable. The method according to claim 2 or 3, A cover for covering the upper side of the circular saw blade on both sides of the fixing part; And a dust collector coupled to the cover to suck chips of the workpiece. The method according to claim 2 or 3, The cutting portion includes a housing that covers the lower side of the circular saw blade, the cutting device coupled to the dust collector for sucking the chip of the workpiece. The method according to claim 2 or 3, The fixing portion is formed with an opposing surface facing the cutting portion, the cutting surface is provided with a receiving groove is formed in the moving direction of the cutting portion to accommodate the circular saw blade on the opposite surface. The method according to claim 1 or 2, The transfer unit A supporter coupled to the frame so as to support one side of the workpiece to be movable orthogonally to a moving direction of the cut portion; Cutting device including a transfer drive for moving the support. The method according to claim 1 or 2, The transfer unit A first transfer portion for transferring the workpiece from one side of the frame to the cut portion side so that the workpiece is transferred in a direction orthogonal to the moving direction of the cut portion, and the workpiece from the other side facing the one side of the frame; Cutting device including a second transfer portion for transferring to the cut portion side. The method of claim 8, The fixing part And a first fixing part disposed in a moving direction of the cutting part in correspondence with the first conveying part, and a second fixing part disposed in a direction perpendicular to the moving direction of the cutting part in correspondence with the second conveying part. The method according to claim 1 or 2, The fixing part Cutting device including a plurality of pressing holes arranged in the direction of movement of the cutting portion to press each of the workpiece.

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